PMNT substrate

The main performance parameters

Product Name:

PMN-PT single crystal substrate

Chemical formula:

Pb(Mg0.33Nb0.67)O3 - PbTiO3

Crystal Structure :

R3m ,  Rhombohedral

Lattice constant:

A0 ~4.024 A(pseudo-cubic, varieswith composition)

Melting point:

1280 °C

Density:

8.1 g/cm³

Piezoelectric coefficient D33

1500~2100 pC/N

Coupling constant K33 (longitudinal mode) :

>92%

Kt (thickness mode) :

59-62%

K33' (beam mode) :   

84-88%

Dielectric constant E (at 1kHz after poling) :

4000 - 7000

Dielectric loss:

Tan d<0.9

Curie temperature  :

135-150 °C

The coercive field probably  :

2-3kV/cm

Remnant polarization  :

20 uC/cm²

Polarization or Gold-coating

 Upon requirements

Packing:

 Each piece individual packed in one bag, class-100 clean bag, in class-100 clean room